Vulnerability · Published May 24, 2022 · Assigned by mitre

CVE-2021-42659

Medium 6.5

In plain English

A medium-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 57% of all known vulnerabilities).

Severity (CVSS NVD)6.5Medium

Exploit odds (30 days)0.8%top 42.6% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

There is a buffer overflow vulnerability in the Web server httpd of the router in Tenda router devices such as Tenda AC9 V1.0 V15.03.02.19(6318) and Tenda AC9 V3.0 V15.03.06.42_multi. When setting the virtual service, the httpd program will crash and exit when the super-long list parameter occurs.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/Lyc-heng/routers/blob/main/routers/stack4.md x_refsource_MISC
https://www.cnvd.org.cn/flaw/show/CNVD-2021-24948 x_refsource_MISC